Utility knife blade



FIG. 1 is a perspective view of a first embodiment of a utility knife blade showing my new design;

FIG. 2 is a front elevational view of the embodiment shown in FIG. 1 thereof;

FIG. 3 is a rear elevational view of the embodiment shown in FIG. 1 thereof;

FIG. 4 is a top plan view of the embodiment shown in FIG. 1 thereof;

FIG. 5 is a bottom plan view of the embodiment shown in FIG. 1 thereof;

FIG. 6 is a right end elevational view of the embodiment shown in FIG. 1 thereof;

FIG. 7 is a left end elevational view of the embodiment in FIG. 1 thereof;

FIG. 8 is a front elevational view of a second embodiment of a utility knife blade showing my new design;

FIG. 9 is a rear elevational view of the embodiment in FIG. 8 thereof;

FIG. 10 is a bottom plan view of the embodiment in FIG. 8 thereof;

FIG. 11 is a right end elevational view of the embodiment in FIG. 8 thereof; and,

FIG. 12 is a left end elevational view of the embodiment in FIG. 8 thereof. 

The ornamental design for a utility knife blade, as shown and described. 